Request for Proposal (RFP) No. 17DH041 issued February 6, 2019, is seeking proposals from qualified firms to provide Infrastructure as a Service to Host Smart Media Technology and Ticket Vending Machine Systems in a Payment Card Industry Secure Environment. Written proposals will be received by Contracts and procurement, RTD, 1660 Blake St., Denver, CO 80202-1399 until 3:00 p.m. prevailing local time on March 06, 2018. Linda.wells@rtd-denver.com